{"items":[{"id":"NVI-00015155","kind":"vulnerability","title":"http4k: `DigestAuthProvider.verify` ignored configured algorithm and did not bind to request URI","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vxxm-wwqh-mh47","CVE-2026-54147"],"plain_summary":"GitHub lists this reviewed advisory for org.http4k:http4k-security-digest, org.http4k:http4k-security-digest, org.http4k:http4k-security-digest. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3083e28ec15303628d2bf169894b59bf"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-08-17T21:57:59.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-3083e28ec15303628d2bf169894b59bf"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-3083e28ec15303628d2bf169894b59bf","url":"https://github.com/advisories/GHSA-vxxm-wwqh-mh47","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vxxm-wwqh-mh47","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:15:44.568Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-3083e28ec15303628d2bf169894b59bf"],"technology":"org.http4k:http4k-security-digest","known_exclusions":[],"conditions_summary":"### Impact\n\nAn issue in `DigestAuthProvider.verify`:\n\n **Algorithm silently forced to MD5.** The configured `algorithm` parameter was ignored — every verification used MD5 regardless of configuration. Deployments believing they were running SHA-256 Digest auth were silently inheriting MD5's collision weaknesses, including documented attack paths against Digest schemes that rely on the hash being collision-resistant.\n\n**Who is affected:** any application using `http4k-security-digest` for HTTP Digest authentication. The bug has been present since `DigestAuthProvider` was introduced (commit `8a52b615b1`, 2021).\n\n### Patches\n\n| Line | Fixed in | Edition |\n|------|----------|---------|\n| v6.x (Community) | **6.50.0.0** | Community |\n| v5.x (LTS) | **5.42.0.0** | Enterprise — contact enterprise@http4k.org (if Digest auth is present in your v5.x line) |\n| v4.x (LTS) | **4.51.0.0** | Enterprise — contact enterprise@http4k.org (if Digest auth is present in your v4.x line) |\n\nThe fix:\n- Hashes with the configured `algorithm` instead of hardcoded MD5.\n\n### Workarounds\n\nFor deployments that cannot upgrade immediately:\n- **Algorit","public_affected_ranges":[">= 5.0.0.0, < 5.42.0.0"]},{"certainty":"source_listed","source_ids":["sr-3083e28ec15303628d2bf169894b59bf"],"technology":"org.http4k:http4k-security-digest","known_exclusions":[],"conditions_summary":"### Impact\n\nAn issue in `DigestAuthProvider.verify`:\n\n **Algorithm silently forced to MD5.** The configured `algorithm` parameter was ignored — every verification used MD5 regardless of configuration. Deployments believing they were running SHA-256 Digest auth were silently inheriting MD5's collision weaknesses, including documented attack paths against Digest schemes that rely on the hash being collision-resistant.\n\n**Who is affected:** any application using `http4k-security-digest` for HTTP Digest authentication. The bug has been present since `DigestAuthProvider` was introduced (commit `8a52b615b1`, 2021).\n\n### Patches\n\n| Line | Fixed in | Edition |\n|------|----------|---------|\n| v6.x (Community) | **6.50.0.0** | Community |\n| v5.x (LTS) | **5.42.0.0** | Enterprise — contact enterprise@http4k.org (if Digest auth is present in your v5.x line) |\n| v4.x (LTS) | **4.51.0.0** | Enterprise — contact enterprise@http4k.org (if Digest auth is present in your v4.x line) |\n\nThe fix:\n- Hashes with the configured `algorithm` instead of hardcoded MD5.\n\n### Workarounds\n\nFor deployments that cannot upgrade immediately:\n- **Algorit","public_affected_ranges":["<= 4.48.2.0"]},{"certainty":"source_listed","source_ids":["sr-3083e28ec15303628d2bf169894b59bf"],"technology":"org.http4k:http4k-security-digest","known_exclusions":[],"conditions_summary":"### Impact\n\nAn issue in `DigestAuthProvider.verify`:\n\n **Algorithm silently forced to MD5.** The configured `algorithm` parameter was ignored — every verification used MD5 regardless of configuration. Deployments believing they were running SHA-256 Digest auth were silently inheriting MD5's collision weaknesses, including documented attack paths against Digest schemes that rely on the hash being collision-resistant.\n\n**Who is affected:** any application using `http4k-security-digest` for HTTP Digest authentication. The bug has been present since `DigestAuthProvider` was introduced (commit `8a52b615b1`, 2021).\n\n### Patches\n\n| Line | Fixed in | Edition |\n|------|----------|---------|\n| v6.x (Community) | **6.50.0.0** | Community |\n| v5.x (LTS) | **5.42.0.0** | Enterprise — contact enterprise@http4k.org (if Digest auth is present in your v5.x line) |\n| v4.x (LTS) | **4.51.0.0** | Enterprise — contact enterprise@http4k.org (if Digest auth is present in your v4.x line) |\n\nThe fix:\n- Hashes with the configured `algorithm` instead of hardcoded MD5.\n\n### Workarounds\n\nFor deployments that cannot upgrade immediately:\n- **Algorit","public_affected_ranges":[">= 6.0.0.0, < 6.50.0.0"]}],"null_published_at":"2026-11-03T10:03:26.554Z","source_updated_at":"2026-08-17T21:57:59.000Z","source_disclosed_at":"2026-08-17T21:56:58.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-02T20:15:44.568Z"}],"next_cursor":null,"snapshot_revision":"42594"}